<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <style>
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
body {
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background:
    linear-gradient(
      30deg, 
      #707dda 0, #707dda 30%, 
      transparent 30%
    ), 
    linear-gradient(
      -30deg, 
      #707dda 0, #707dda 30%, 
      transparent 30%
    ), 
    radial-gradient(at center bottom,
      #09135e 0%,
      #707dda 2%,#707dda 6%,
      #09135e 6%,#09135e 8%,
      #707dda 8%,#707dda 12%,
      #09135e 12%,#09135e 15%,
      #707dda 15%,#707dda 19%,
      #09135e 19%,#09135e 23%,
      #707dda 23%,#707dda 28%,
      #09135e 28%,#09135e 32%,
      #707dda 32%,#707dda 37%,
      #09135e 37%,#09135e 42%,
      #707dda 42%,#707dda 48%,
      #09135e 48%,#09135e 54%,
      #707dda 54%,#707dda 61%,
      #09135e 61%,#09135e 70%,
      #707dda 70%,#707dda 100%
  );
  background-size: 100px 50px;
}


body {
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background:
    linear-gradient(
      30deg, 
      #707dda 0, #707dda 30%, 
      transparent 30%
    ), 
    linear-gradient(
      -30deg, 
      #707dda 0, #707dda 30%, 
      transparent 30%
    ), 
    radial-gradient(at center bottom,
      #09135e 0%,
      #707dda 2%,#707dda 6%,
      #09135e 6%,#09135e 8%,
      #707dda 8%,#707dda 12%,
      #09135e 12%,#09135e 15%,
      #707dda 15%,#707dda 19%,
      #09135e 19%,#09135e 23%,
      #707dda 23%,#707dda 28%,
      #09135e 28%,#09135e 32%,
      #707dda 32%,#707dda 37%,
      #09135e 37%,#09135e 42%,
      #707dda 42%,#707dda 48%,
      #09135e 48%,#09135e 54%,
      #707dda 54%,#707dda 61%,
      #09135e 61%,#09135e 70%,
      #707dda 70%,#707dda 100%
  );
  background-size: 100px 50px;
}
body::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100vh;
  background:   
    linear-gradient(
      30deg, 
      #707dda 0, #707dda 30%, 
      transparent 30%
    ), 
    linear-gradient(
      -30deg, 
      #707dda 0, #707dda 30%, 
      transparent 30%
    ), 
    radial-gradient(at center bottom,
      #09135e 0%,
      #707dda 2%,#707dda 6%,
      #09135e 6%,#09135e 8%,
      #707dda 8%,#707dda 12%,
      #09135e 12%,#09135e 15%,
      #707dda 15%,#707dda 19%,
      #09135e 19%,#09135e 23%,
      #707dda 23%,#707dda 28%,
      #09135e 28%,#09135e 32%,
      #707dda 32%,#707dda 37%,
      #09135e 37%,#09135e 42%,
      #707dda 42%,#707dda 48%,
      #09135e 48%,#09135e 54%,
      #707dda 54%,#707dda 61%,
      #09135e 61%,#09135e 70%,
      #707dda 70%,#707dda 100%
  );
  background-size: 100px 50px;
  background-position: 50px 25px;
  mix-blend-mode: multiply;
}
  </style>
</head>

<body>


</body>

</html>